AutoCodes – Mazda – P0114 Mazda

P0114 Mazda Code - Intake Air Temperature Sensor 1 Intermittent Or Erratic

Quick Answer

The Intake Air Temperature (IAT) sensor is built into Mass Air Flow (MAF) sensor. Common causes include Faulty Intake Air Temperature (IAT) sensor, Dirty air filter, Intake Air Temperature sensor harness is open or shorted. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
P0114 Mazda indicates Intake Air Temperature Sensor 1 Intermittent Or Erratic.
Common causes
Common causes include Faulty Intake Air Temperature (IAT) sensor, Dirty air filter, Intake Air Temperature sensor harness is open or shorted.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
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Code Popularity 5,879
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jul 13, 2020
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Code P0114 Mazda Description

The Intake Air Temperature (IAT) sensor is built into Mass Air Flow (MAF) sensor. The sensor detects intake air temperature and transmits a signal to the Engine Control Module (ECM). The temperature sensing unit uses a thermistor which is sensitive to the change in temperature. The electrical resistance of the thermistor decreases in response to the temperature rise. The Intake Air Temperature signal is used as an input for various systems in the vehicle. The Diagnostic Trouble Code (DTC) will set when the ECM detects an erratic signal from the Intake Air Temperature sensor during the system monitor test.
OBDII Code P0114 Mazda - Intake Air Temperature Sensor 1 Intermittent Or Erratic - AutoCodes.com
P0114 Mazda Code - Intake Air Temperature Sensor 1 Intermittent Or Erratic

What are the Possible Causes of the DTC P0114 Mazda?

  • Faulty Intake Air Temperature (IAT) sensor
  • Dirty air filter
  • Intake Air Temperature sensor harness is open or shorted
  • Intake Air Temperature sensor circuit poor electrical connection

How to Fix the DTC P0114 Mazda?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P0114 Mazda code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the P0114 Mazda code?

Need more information on how to fix the P0114 Mazda code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0114 Mazda code diagnosed by a professional: Find a repair shop in your area

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P0114 Mazda Code

1. What are the common symptoms of an Intake Air Temperature Sensor 1 Intermittent or Erratic fault (P0114) in a Mazda?

- Common symptoms include rough idling, poor engine performance, stalling, decreased fuel efficiency, and illuminated Check Engine Light.

2. What are the possible causes of the P0114 code in a Mazda?

- The code can be triggered by a faulty intake air temperature sensor, damaged wiring or connectors, poor electrical connection, or a problem within the sensor circuit.

3. How can I diagnose the Intake Air Temperature Sensor 1 Intermittent or Erratic issue in my Mazda?

- Diagnosis typically involves checking the sensor's wiring and connectors for damage, testing the sensor's functionality, and ensuring proper electrical connections.

4. Can driving with a P0114 fault in a Mazda cause further damage to the vehicle?

- While it's not recommended to ignore the issue, driving with a faulty intake air temperature sensor may lead to poor engine performance, reduced fuel efficiency, and potential damage to other engine components over time.

5. How can I repair a P0114 fault related to the intake air temperature sensor in my Mazda?

- Repair options include replacing the faulty sensor, repairing damaged wiring or connectors, ensuring proper electrical connections, and clearing the fault code with an OBDII scanner.

6. Are there any simple DIY steps I can take to troubleshoot a P0114 code in my Mazda before seeking professional help?

- You can start by visually inspecting the sensor, wiring, and connectors for any obvious damage. Checking for loose connections and ensuring proper sensor placement can also be helpful.

7. Will resetting the Check Engine Light resolve the P0114 fault in a Mazda?

- Resetting the light may temporarily turn it off, but if the underlying issue, such as a faulty intake air temperature sensor, is not addressed, the code is likely to reappear.

8. Can extreme weather conditions affect the operation of the intake air temperature sensor in a Mazda?

- Yes, extreme temperatures can impact the sensor's readings and performance, potentially leading to intermittent or erratic readings that trigger the P0114 fault code.

9. Is it safe to continue driving my Mazda with a P0114 fault if the symptoms are not severe?

- It's generally not recommended to ignore any fault codes, as they can indicate underlying issues that may worsen over time. It's best to address the problem promptly to prevent further damage.

10. How much does it typically cost to repair a P0114 fault related to the intake air temperature sensor in a Mazda?

- The cost of repair can vary depending on the exact cause of the issue, but it may involve expenses for sensor replacement, wiring repairs, labor costs, and diagnostic fees.

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